1. Introduction
This manual provides comprehensive instructions for the HP 150 Wired Keyboard, designed for reliable and comfortable daily use. It features a full-sized layout with a numeric keypad, low-profile chiclet keys for quiet typing, and dedicated function key shortcuts. This keyboard is compatible with various operating systems, offering a straightforward plug-and-play experience.

Figure 1: Top-down view of the HP 150 Wired Keyboard.
2. Setup
The HP 150 Wired Keyboard is designed for simple plug-and-play connectivity, requiring no additional software or drivers for basic functionality.
2.1 Package Contents
- HP 150 Wired Keyboard
- Integrated USB Cable
2.2 Connecting the Keyboard
- Locate an available USB-A port on your computer (desktop PC, laptop, etc.).
- Insert the USB connector of the keyboard's cable into the USB-A port.
- The operating system will automatically detect and install the necessary drivers. The keyboard is ready for use once detected.

Figure 2: Connecting the HP 150 Wired Keyboard via USB.
3. Operating Instructions
The HP 150 Wired Keyboard provides a standard QWERTY layout with a full numeric keypad, suitable for general typing, data entry, and navigation.
3.1 Compatibility
This keyboard is compatible with the following operating systems:
- Windows
- macOS
- Chrome OS
3.2 Function Keys (F1-F12)
The top row of keys (F1-F12) includes dedicated shortcut functions. These functions can be activated directly or by pressing the Fn key in combination with the desired F-key, depending on your system's default settings or specific software.
| Key | Function |
|---|---|
| F1 | Help |
| F2 | Rename |
| F3 | Search |
| F4 | Close Window / Alt+F4 |
| F5 | Refresh |
| F6 | Address Bar |
| F7 | Spell Check |
| F8 | Boot Menu |
| F9 | Brightness Down |
| F10 | Brightness Up |
| F11 | Volume Down |
| F12 | Volume Up |

Figure 3: Function keys with integrated shortcuts.
3.3 LED Indicators
The keyboard features LED indicators to show the status of specific lock functions:
- Num Lock LED: Illuminates when the numeric keypad is active.
- Caps Lock LED: Illuminates when Caps Lock is engaged, indicating that all typed letters will be uppercase.
- Scroll Lock LED: Illuminates when Scroll Lock is active. Its function varies by application, often affecting scrolling behavior in spreadsheets or text editors.

Figure 4: LED indicators for Num Lock, Caps Lock, and Scroll Lock.
4. Maintenance
Proper maintenance ensures the longevity and optimal performance of your keyboard.
4.1 Cleaning
- Disconnect the keyboard from your computer before cleaning.
- Use a soft, lint-free cloth lightly dampened with water or a mild cleaning solution to wipe the keycaps and surface.
- Avoid spraying liquids directly onto the keyboard.
- For debris between keys, use compressed air.
4.2 Storage
Store the keyboard in a dry, cool environment away from direct sunlight and extreme temperatures when not in use for extended periods.
5. Troubleshooting
If you encounter issues with your HP 150 Wired Keyboard, refer to the following common solutions.
5.1 Keyboard Not Responding
- Check USB Connection: Ensure the USB cable is securely plugged into a working USB port on your computer. Try a different USB port.
- Restart Computer: Sometimes a simple system restart can resolve connectivity issues.
- Test on Another Computer: If possible, connect the keyboard to another computer to determine if the issue is with the keyboard or your original computer's setup.
5.2 Keys Not Working or Typing Incorrect Characters
- Clean Keys: Check for any debris or obstructions under the affected keys. Use compressed air to clear them.
- Check Language Settings: Ensure your operating system's keyboard language settings match your physical keyboard layout.
- Driver Reinstallation: Although plug-and-play, sometimes reinstalling drivers can help. Disconnect the keyboard, restart your computer, and then reconnect it.
5.3 LED Indicators Not Lighting Up
- style="font-weight:bold;">Verify Function: Ensure Num Lock, Caps Lock, or Scroll Lock is actually activated. Press the respective key to toggle its status.
- Check Connection: A loose USB connection might prevent proper power delivery to the LEDs.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | HP |
| Model Number | 664R5AA |
| Connectivity Technology | USB Wired |
| Keyboard Layout | Full-sized with Numeric Keypad |
| Key Type | Chiclet, Silent-Touch |
| Special Features | Ergonomic Design, F1-F12 Shortcut Keys, LED Indicators (Num Lock, Caps Lock, Scroll Lock) |
| Compatible Operating Systems | Windows, macOS, Chrome OS |
| Color | Black |
| Item Weight | 15.5 ounces (approx. 439 grams) |
| Product Dimensions (LxWxH) | 17.2 x 6.65 x 1.34 inches (approx. 43.7 x 16.9 x 3.4 cm) |
| Power Source | USB |
7. Warranty and Support
HP provides a limited warranty for this product and offers customer support resources.
7.1 Limited Warranty
The HP 150 Wired Keyboard is backed by a two-year limited warranty. This warranty covers defects in materials and workmanship under normal use.
7.2 Customer Support
For technical assistance, troubleshooting, or warranty claims, please consult the official HP Customer Support Center. Online support is available 24x7. Internet access is required to utilize online support resources.
For more information, visit: www.hp.com/support